<template>
  <div class="app-container">

    <!-- 查询和其他操作 -->
    <div class="filter-container">
      <el-input v-model="listQuery.userId" clearable class="filter-item" style="width: 160px;" placeholder="请输入用户ID"/>
      <el-input v-model="listQuery.orderSn" clearable class="filter-item" style="width: 160px;" placeholder="请输入订单编号"/>
      <el-date-picker v-model="listQuery.timeArray" type="datetimerange" class="filter-item" range-separator="至"
                      start-placeholder="开始日期" end-placeholder="结束日期" :picker-options="pickerOptions"/>
      <el-select v-model="listQuery.orderStatusArray" multiple style="width: 200px" class="filter-item"
                 placeholder="请选择订单状态">
        <el-option v-for="(key, value) in statusMap" :key="key" :label="key" :value="value"/>
      </el-select>
      <el-button v-permission="['GET /admin/order/list']" class="filter-item" type="primary" icon="el-icon-search"
                 @click="handleFilter">查找
      </el-button>
      <el-button :loading="downloadLoading" class="filter-item" type="primary" icon="el-icon-download"
                 @click="handleDownload">导出
      </el-button>
    </div>

    <!-- 查询结果 -->
    <el-table v-loading="listLoading" :data="list" element-loading-text="正在查询中。。。" border fit highlight-current-row>

      <el-table-column align="center" min-width="100" label="订单编号" prop="orderSn"/>

      <el-table-column align="center" label="用户ID" prop="userId"/>

      <el-table-column align="center" label="订单状态" prop="orderStatus">
        <template slot-scope="scope">
          <el-tag>{{ scope.row.orderStatus | orderStatusFilter }}</el-tag>
        </template>
      </el-table-column>

      <el-table-column align="center" label="订单金额" prop="orderPrice"/>

      <el-table-column align="center" label="支付金额" prop="actualPrice"/>

      <el-table-column align="center" label="支付时间" prop="payTime"/>

      <el-table-column align="center" label="物流单号" prop="shipSn"/>

      <el-table-column align="center" label="物流渠道" prop="shipChannel"/>

      <el-table-column align="center" label="操作" width="250" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button v-permission="['GET /admin/order/detail']" type="primary" size="mini"
                     @click="handleDetail(scope.row)">详情
          </el-button>
          <el-button v-permission="['POST /admin/order/delete']" type="danger" size="mini"
                     @click="handleDelete(scope.row)">删除
          </el-button>
          <el-button v-if="scope.row.orderStatus==201" v-permission="['POST /admin/order/ship']" type="primary"
                     size="mini" @click="handleShip(scope.row)">发货
          </el-button>
          <el-button v-if="scope.row.orderStatus==202||scope.row.orderStatus==204"
                     v-permission="['POST /admin/order/refund']" type="primary" size="mini"
                     @click="handleRefund(scope.row)">退款
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total>0" :total="total" :page.sync="listQuery.page" :limit.sync="listQuery.limit"
                @pagination="getList"/>

    <!-- 订单详情对话框 -->
    <el-dialog :visible.sync="orderDialogVisible" title="订单详情" width="800">
      <section ref="print">
        <el-form :data="orderDetail" label-position="left">
          <el-form-item label="订单编号">
            <span>{{ orderDetail.order.orderSn }}</span>
          </el-form-item>
          <el-form-item label="订单状态">
            <el-tag>{{ orderDetail.order.orderStatus | orderStatusFilter }}</el-tag>
          </el-form-item>
          <el-form-item label="订单用户">
            <span>{{ orderDetail.user.nickname }}</span>
          </el-form-item>
          <el-form-item label="用户留言">
            <span>{{ orderDetail.order.message }}</span>
          </el-form-item>
          <el-form-item label="收货信息">
            <span>（收货人）{{ orderDetail.order.consignee }}</span>
            <span>（手机号）{{ orderDetail.order.mobile }}</span>
            <span>（地址）{{ orderDetail.order.address }}</span>
          </el-form-item>
          <el-form-item label="商品信息">
            <el-table :data="orderDetail.orderGoods" border fit highlight-current-row>
              <el-table-column align="center" label="商品名称" prop="goodsName"/>
              <el-table-column align="center" label="商品编号" prop="goodsSn"/>
              <el-table-column align="center" label="货品规格" prop="specifications"/>
              <el-table-column align="center" label="货品价格" prop="price"/>
              <el-table-column align="center" label="货品数量" prop="number"/>
              <el-table-column align="center" label="货品图片" prop="picUrl">
                <template slot-scope="scope">
                  <img :src="scope.row.picUrl" width="40">
                </template>
              </el-table-column>
            </el-table>
          </el-form-item>
          <el-form-item label="费用信息">
            <span>
              (实际费用){{ orderDetail.order.actualPrice }}元 =
              (商品总价){{ orderDetail.order.goodsPrice }}元 +
              (快递费用){{ orderDetail.order.freightPrice }}元 -
              (优惠减免){{ orderDetail.order.couponPrice }}元 -
              (积分减免){{ orderDetail.order.integralPrice }}元
            </span>
          </el-form-item>
          <el-form-item label="支付信息">
            <span>（支付渠道）微信支付</span>
            <span>（支付时间）{{ orderDetail.order.payTime }}</span>
          </el-form-item>
          <el-form-item label="快递信息">
            <span>（快递公司）{{ orderDetail.order.shipChannel }}</span>
            <span>（快递单号）{{ orderDetail.order.shipSn }}</span>
            <span>（发货时间）{{ orderDetail.order.shipTime }}</span>
          </el-form-item>
          <el-form-item label="退款信息">
            <span>（退款金额）{{ orderDetail.order.refundAmount }}元</span>
            <span>（退款类型）{{ orderDetail.order.refundType }}</span>
            <span>（退款备注）{{ orderDetail.order.refundContent }}</span>
            <span>（退款时间）{{ orderDetail.order.refundTime }}</span>
          </el-form-item>
          <el-form-item label="收货信息">
            <span>（确认收货时间）{{ orderDetail.order.confirmTime }}</span>
          </el-form-item>
        </el-form>
      </section>
      <span slot="footer" class="dialog-footer">
        <el-button @click="orderDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="printOrder">打 印</el-button>
      </span>
    </el-dialog>

    <!-- 发货对话框 -->
    <el-dialog :visible.sync="shipDialogVisible" title="发货">
      <el-form ref="shipForm" :model="shipForm" status-icon label-position="left" label-width="100px"
               style="width: 400px; margin-left:50px;">
        <el-form-item label="快递公司" prop="shipChannel">
          <el-select v-model="shipForm.shipChannel" placeholder="请选择">
            <el-option v-for="item in channels" :key="item.code" :label="item.name" :value="item.code"/>
          </el-select>
        </el-form-item>
        <el-form-item label="快递编号" prop="shipSn">
          <el-input v-model="shipForm.shipSn"/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="shipDialogVisible = false">取消</el-button>
        <el-button type="primary" @click="confirmShip">确定</el-button>
      </div>
    </el-dialog>

    <!-- 退款对话框 -->
    <el-dialog :visible.sync="refundDialogVisible" title="退款">
      <el-form ref="refundForm" :model="refundForm" status-icon label-position="left" label-width="100px"
               style="width: 400px; margin-left:50px;">
        <el-form-item label="退款金额" prop="refundMoney">
          <el-input v-model="refundForm.refundMoney" :disabled="true"/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="refundDialogVisible = false">取消</el-button>
        <el-button type="primary" @click="confirmRefund">确定</el-button>
      </div>
    </el-dialog>

  </div>
</template>

<script>
  import {deleteOrder, detailOrder, listChannel, listOrder, refundOrder, shipOrder} from '@/api/order'
  import Pagination from '@/components/Pagination' // Secondary package based on el-pagination
  import checkPermission from '@/utils/permission' // 权限判断函数

  const statusMap = {
    101: '未付款',
    102: '用户取消',
    103: '系统取消',
    201: '已付款',
    202: '申请退款',
    203: '已退款',
    301: '已发货',
    401: '用户收货',
    402: '系统收货'
  };

  export default {
    name: 'Order',
    components: {Pagination},
    filters: {
      orderStatusFilter(status) {
        return statusMap[status]
      }
    },
    data() {
      return {
        list: [],
        total: 0,
        listLoading: true,
        listQuery: {
          page: 1,
          limit: 20,
          id: undefined,
          name: undefined,
          timeArray: [],
          orderStatusArray: [],
          sort: 'add_time',
          order: 'desc'
        },
        pickerOptions: {
          shortcuts: [{
            text: '最近一周',
            onClick(picker) {
              const end = new Date();
              const start = new Date();
              start.setTime(start.getTime() - 3600 * 1000 * 24 * 7);
              picker.$emit('pick', [start, end])
            }
          }, {
            text: '最近一个月',
            onClick(picker) {
              const end = new Date();
              const start = new Date();
              start.setTime(start.getTime() - 3600 * 1000 * 24 * 30);
              picker.$emit('pick', [start, end])
            }
          }, {
            text: '最近三个月',
            onClick(picker) {
              const end = new Date();
              const start = new Date();
              start.setTime(start.getTime() - 3600 * 1000 * 24 * 90);
              picker.$emit('pick', [start, end])
            }
          }]
        },
        statusMap,
        orderDialogVisible: false,
        orderDetail: {
          order: {},
          user: {},
          orderGoods: []
        },
        shipForm: {
          orderId: undefined,
          shipChannel: undefined,
          shipSn: undefined
        },
        shipDialogVisible: false,
        refundForm: {
          orderId: undefined,
          refundMoney: undefined
        },
        refundDialogVisible: false,
        downloadLoading: false,
        channels: []
      }
    },
    created() {
      this.getList();
      this.getChannel()
    },
    methods: {
      checkPermission,
      getList() {
        this.listLoading = true;
        if (this.listQuery.timeArray && this.listQuery.timeArray.length === 2) {
          this.listQuery.start = this.listQuery.timeArray[0];
          this.listQuery.end = this.listQuery.timeArray[1]
        } else {
          this.listQuery.start = null;
          this.listQuery.end = null
        }

        listOrder(this.listQuery).then(response => {
          this.list = response.data.data.list;
          this.total = response.data.data.total;
          this.listLoading = false
        }).catch(() => {
          this.list = [];
          this.total = 0;
          this.listLoading = false
        })
      },
      getChannel() {
        listChannel().then(response => {
          this.channels = response.data.data
        })
      },
      handleFilter() {
        this.listQuery.page = 1;
        this.getList()
      },
      handleDetail(row) {
        detailOrder(row.id).then(response => {
          this.orderDetail = response.data.data
        });
        this.orderDialogVisible = true
      },
      handleShip(row) {
        this.shipForm.orderId = row.id;
        this.shipForm.shipChannel = row.shipChannel;
        this.shipForm.shipSn = row.shipSn;

        this.shipDialogVisible = true;
        this.$nextTick(() => {
          this.$refs['shipForm'].clearValidate()
        })
      },
      confirmShip() {
        this.$refs['shipForm'].validate((valid) => {
          if (valid) {
            shipOrder(this.shipForm).then(response => {
              this.shipDialogVisible = false;
              this.$notify.success({
                title: '成功',
                message: '确认发货成功'
              });
              this.getList()
            }).catch(response => {
              this.$notify.error({
                title: '失败',
                message: response.data.errmsg
              })
            })
          }
        })
      },
      handleDelete(row) {
        deleteOrder({orderId: row.id}).then(response => {
          this.$notify.success({
            title: '成功',
            message: '订单删除成功'
          });
          this.getList()
        }).catch(response => {
          this.$notify.error({
            title: '失败',
            message: response.data.errmsg
          })
        })
      },
      handleRefund(row) {
        this.refundForm.orderId = row.id;
        this.refundForm.refundMoney = row.actualPrice;

        this.refundDialogVisible = true;
        this.$nextTick(() => {
          this.$refs['refundForm'].clearValidate()
        })
      },
      confirmRefund() {
        this.$refs['refundForm'].validate((valid) => {
          if (valid) {
            refundOrder(this.refundForm).then(response => {
              this.refundDialogVisible = false;
              this.$notify.success({
                title: '成功',
                message: '确认退款成功'
              });
              this.getList()
            }).catch(response => {
              this.$notify.error({
                title: '失败',
                message: response.data.errmsg
              })
            })
          }
        })
      },
      handleDownload() {
        this.downloadLoading = true;
        import('@/vendor/Export2Excel').then(excel => {
          const tHeader = ['订单ID', '订单编号', '用户ID', '订单状态', '是否删除', '收货人', '收货联系电话', '收货地址'];
          const filterVal = ['id', 'orderSn', 'userId', 'orderStatus', 'isDelete', 'consignee', 'mobile', 'address'];
          excel.export_json_to_excel2(tHeader, this.list, filterVal, '订单信息');
          this.downloadLoading = false
        })
      },
      printOrder() {
        this.$print(this.$refs.print);
        this.orderDialogVisible = false
      }
    }
  }
</script>
